Stop Steam opening Friends & Chat window on Startup + More

Watch the video:

0:00 - Explanation
1:01 - Stop Steam opening friends or chat window automatically
2:30 - Stop Steam opening friends or chat on Startup

Want to stop the Friends list and a chat window showing up when Steam is started? Well, this video shows you how to do that, and even stop the friends and chat window showing up when Steam starts with your computer.

-nochatui -nofriendsui
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run